familyPoaceae
subfamilyPoaceae subfam. Panicoideae
genusPanicum
subgenusPanicum subg. Agrostoidea
sectionPanicum sect. Agrostoidea
Show Lower Taxa
Panicum sect. Agrostoidea
Treatment appears in FNA Volume 25. Treatment on page 475.
Plants perennial; cespitose. Culms soft, somewhat compressed. Ligules membranous, papery, often erose, with or without cilia. Panicles open to contracted, with many, more or less appressed spikelets; branches narrow, nearly simple; pedicels 0.1-3 mm, crowded, somewhat secund. Spikelets long-ellipsoid, acute. Lower glumes 1/3 – 2/3 as long as the spikelets, 3-veined; upper glumes and lower lemmas 5-veined, strongly keeled along the midveins; lower florets sterile; lower paleas small; upper florets smooth, shiny, with an apical tuft of prickly hairs, x = 9.
Discussion
Panicum sect. Agrostoidea includes about four species, one of which is found in the Flora region.
Selected References
None.
Lower Taxa
"decumbent" is not a number."varying" is not a number.
... more about "Panicum sect. Agrostoidea"
absent +
common +
absent +
bulliform +
absent +
membranous +
gaping +
apiculate +
puberulent +
absent +
absent +
arising +
single +
sulcate +
cormlike +
membranous +
thick +
separated +
adaxial +
simple +
absent +
sterile +
spikelike +
narrow +
absent +
sterile +
not developed +
absent +
isodiametric +
2;3 +
centrifugal +
sometimes longer +
small green +
annual +
climbing +
floating +
decumbent +
herbaceous +
compressed +
narrow +
Conn. +, N.H. +, R.I. +, N.C. +, N.J. +, N.Y. +, Wash. +, Ala. +, Fla. +, W.Va. +, Mich. +, Del. +, D.C +, Wis. +, Iowa +, Pacific Islands (Hawaii) +, Colo. +, Ill. +, Maine +, Oreg. +, Utah +, Mass. +, Vt. +, Wyo. +, Puerto Rico +, N.Mex. +, Tex. +, La. +, Ind. +, Md. +, Miss. +, Pa. +, Va. +, Ark. +, Kans. +, N.Dak. +, Nebr. +, Okla. +, S.Dak. +, Ky. +, Ariz. +, Idaho +, Tenn. +, S.C. +, Calif. +, Nev. +, Mo. +, Ga. +, Minn. +, Mont. +, Ohio +, Virgin Islands +, Alta. +, B.C. +, Man. +, N.B. +, Nfld. and Labr. (Labr.) +, N.S. +, Ont. +, P.E.I. +, Que. + and Sask. +
1/2 +
waisted +
large +
hard +
capillary +
germination +
adjacent +
sometimes longer +
well-developed +
absent +
reduced +
bisexual +
plump +
absent +
herbaceous +
shorter +
shorter or longer +
subtending +
tuberculate +
unequal +
membranous +
equal +
well-developed +
prickly +
lacking +
uncinate +
punctate +
axillary +
elongated +
spongy +
absent +
distichous +
cauline +
hyaline +
coriaceous +
absent +
free +
absent +
inconspicuous +
glabrous +
cuneate +
fleshy +
staminate +
sterile +
reduced +
3-veined +
minute +
hyaline +
absent +
small +
not thickened +
separated +
hyaline +
involute +
absent +
absent +
glabrous +
clasping +
keeled +
contracted +
subterranean +
absent +
secund +
crowded +
separating +
thin +
evident +
winter +
lunate +
absent +
higher +
kranz +
anatomy +
closed +
keeled +
complex +
bisexual +
unisexual +
sessile +
length +
attached +
appressed +
absent +
glabrous +
many +
equaling +
Panicum sect. Agrostoidea +
Panicum subg. Agrostoidea +
section +
hyaline +
membranous +
bisexual +
variable +
5-veined +
much longer +
absent +
keeled +
subequal +
shorter to much +
shiny +
5-veined +
keeled +
rugose +
absent +
perennial +
herbaceous +
variable +